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What Are Fractions?. What is a Fraction?. A fraction is a part of a whole like a piece of a whole pizza or a whole pie. A fraction is also a part of a set like in a dozen cupcakes. Equal Parts. To have a fraction, you must have equal parts. not equal parts. equal parts. numerator. 1.
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What is a Fraction? • A fraction is a part of a whole • like a piece of a whole pizza or a whole pie • A fraction is also a part of a set • like in a dozen cupcakes
Equal Parts • To have a fraction, you must have equal parts not equal parts equal parts
numerator 1 denominator 4 What does a fraction look like?
1 1 1 1 1 1 8 10 6 3 2 4 How Do We Read Fractions? • one half • one sixth • one eighth • one third • one fourth • one tenth
Parts of a Set • Example - We made 6 cookies. 1 is peanut butter and 5 are chocolate chip. How would you write the number of peanut butter cookies as a fraction. 1 the number of peanut butter cookies 6 the total number of cookies
Parts of a Set • What fraction of the triangles are red? 1 red triangles 2 total number triangles
Parts of a Set • What fraction of the boxes are orange? 1 orange boxes 4 total number boxes
Parts of a Set • What fraction of the stars are yellow? 4 yellow stars 10 total number stars
Parts of a Whole • Example – I ordered one whole pizza. It was cut into 8 slices. I ate 2 slices. What fraction of the whole pizza did I eat? 2 the number of slices I ate 8 the total number of pizza slices
1 1 1 1 1 2 3 4 8 6 Parts of a Whole • What is the fraction of the colored part of each picture below?
4 Parts of a Whole • What is the fraction of the blue part of the picture below? 4 3 2 1
2 4 3 2 7 3 6 4 2 8 Parts of a Whole • What is the fraction of the colored part of each picture below?